81984690

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{303647}}^1$

素因数の和:303663

約数の個数: 32

約数和(自身を含む): 218626560

約数和(自身を除く): 136641870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 303647, 607294, 910941, 1518235, 1821882, 2732823, 3036470, 4554705, 5465646, 8198469, 9109410, 13664115, 16396938, 27328230, 40992345, 81984690]

約数ペア:

[(1, 81984690), (2, 40992345), (3, 27328230), (5, 16396938), (6, 13664115), (9, 9109410), (10, 8198469), (15, 5465646), (18, 4554705), (27, 3036470), (30, 2732823), (45, 1821882), (54, 1518235), (90, 910941), (135, 607294), (270, 303647)]